Radiation Susceptibility Testing via Voltage Simulation

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Solution Overview

Problem

Current radiation susceptibility testing methods are resource-intensive and hazardous for engineers, as they require frequent entry into an anechoic chambers to adjust settings and debug electronic equipment exposed to radiation waves, making it difficult to identify root causes of failure efficiently.

Innovation Solution

A method and system that involve measuring the voltage impact on a device under test, generating a reference voltage to simulate radiation waves using a coupling device, and storing adjusted voltages to replicate the radiation effect outside the anechoic chamber, reducing the need for repeated chamber entries.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If radiation susceptibility testing is performed using traditional anechoic chamber methods, then measurement accuracy is improved, but resource consumption and time loss increase significantly

Engineering Contradiction:

Improveradiation susceptibility measurement accuracyVSAvoidtesting time and resource consumption

Core Design Contradiction:

Measurement precisionVSLoss of time

Solution Approach 1:

The patent performs preliminary calibration by measuring the actual voltage induced by radiation waves in the anechoic chamber, then stores this calibration data for use in subsequent simulations. This preliminary action eliminates the need for repeated chamber entries during debugging, resolving the contradiction between measurement accuracy and time consumption.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The patent creates a virtual copy of the radiation environment by generating simulated voltages that replicate the effects of actual radiation waves. This copying approach allows debugging to be performed outside the anechoic chamber while maintaining measurement accuracy, thereby reducing time loss and resource consumption.

Inventive Principle:

Principle #26Copying

2Reliability

If engineers repeatedly enter the anechoic chamber for debugging, then device reliability is improved through thorough testing, but safety and health risks increase

Engineering Contradiction:

Improveelectronic equipment reliabilityVSAvoidradiation exposure to engineers

Core Design Contradiction:

ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a signal generator and voltage simulation system as intermediaries between the engineer and the radiation environment. These intermediaries generate voltages that replicate radiation effects, allowing engineers to perform debugging remotely without direct exposure to harmful radiation, thus maintaining reliability while eliminating safety risks.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

By creating a virtual replica of radiation effects through voltage simulation, the patent enables thorough reliability testing without requiring engineers to physically enter the hazardous anechoic chamber environment, resolving the contradiction between reliability improvement and safety protection.

Inventive Principle:

Principle #26Copying

3Difficulty of detecting and measuring

If traditional radiation testing methods are used, then root cause analysis capability is improved, but device complexity and testing cost increase

Engineering Contradiction:

Improveroot cause detection capabilityVSAvoidtesting system complexity

Core Design Contradiction:

Difficulty of detecting and measuringVSDevice complexity

Solution Approach 1:

The patent creates a simplified virtual model that copies the essential radiation effects as voltage signals. This approach maintains root cause detection capability by preserving the electrical characteristics of radiation interference while eliminating the complexity of the physical anechoic chamber setup and radiation generation equipment.

Inventive Principle:

Principle #26Copying

Solution Approach 2:

The patent replaces the complex mechanical and physical radiation testing system with an electrical voltage simulation system. By substituting the physical radiation environment with equivalent voltage signals, the system maintains diagnostic capability while significantly reducing overall system complexity and testing costs.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach reduces resource consumption and health risks by allowing simulation and debugging outside the anechoic chamber, improving efficiency and safety while enhancing the reliability and stability of electronic equipment for AI, 5G, and edge computing applications.

Implementation Method 1

outputting a reference voltage to a coupling device so that the coupling device generates a second voltage according to the reference voltage

Methodology Applied

Scientific EffectVoltage transformation through coupling device:

Data Source

PatentUS11740273B2Method and system for testing radiation susceptibility

Publication Date: 2023.08.29 INVENTEC PUDONG TECH CORPOARTION

AI summary

A radiation susceptibility testing method includes transmitting radiation waves to a device under test, measuring the device under test to obtain a first voltage according to the radiation waves, outputting a reference voltage to a coupling device so that the coupling device generates a second voltage according to the reference voltage, adjusting the reference voltage to approximate the second voltage to the first voltage, storing the adjusted reference voltage, and outputting the second voltage to the device under test according to the adjusted reference voltage to simulate the impact of the radiation waves to the device under test.